Torque transmission device

Abstract

A torque transmission device for the drive train of a passenger car. The drive train includes two engines, wherein one of said engines is an electromechanical energy converter. The torque transmission device is inserted into a rotor recess, which is arranged in a rotor assembly of the electromechanical energy converter.

What is claimed is: 
     
       1. A torque transmission device for a drive train of a motor vehicle, the drive train further including a primary driving engine having a primary power take-off shaft, a secondary driving engine, and a drive train shaft, the torque transmission device comprising:
 at least one torque transmission element; and 
 a torque damper device, 
 the at least one torque transmission element including a transmission input element, a transmission output element, and a transmission actuation device and the torque damper device including a damper input element and a damper output element, the damper output element being supported on the damper input element, the secondary driving engine including a stator device and a rotor device arranged in the stator device to rotate about an axis of rotation, the rotor device including a rotor recess, the torque damper device and the torque transmission element being arranged radially inside the rotor recess. 
 
     
     
       2. The torque transmission device recited in  claim 1  wherein the torque transmission element and the torque damper device are axially spaced apart from each other. 
     
     
       3. The torque transmission device recited in  claim 1  wherein the rotor recess partly or completely penetrates the rotor device along the axis of rotation in the axial direction, and
 wherein the torque transmission element and the torque damper device are arranged inside said rotor recess in the axial direction. 
 
     
     
       4. The torque transmission device recited in  claim 1  wherein the damper input element is coupled to the primary power take-off shaft, wherein the transmission input element and the damper output element are coupled to each other, and wherein said transmission output element is coupled to said drive train shaft, and wherein the transmission output element is coupled to the rotor device, and wherein said transmission output element is supported in a housing portion stationary relative to the rotor device, and wherein the transmission actuation device is arranged in a region of the torque transmission device that is located opposite the primary power take-off shaft. 
     
     
       5. The torque transmission device recited in  claim 1  wherein the damper input element is coupled to the primary power take-off shaft, wherein the transmission input element and the damper output element are coupled to each other, and wherein said transmission output element is coupled to said drive train shaft, and wherein said transmission output element is coupled to the rotor device, and wherein said transmission output element is supported on said damper input element, and wherein the transmission actuation device is arranged in a region of the torque transmission device located opposite the primary power take-off shaft. 
     
     
       6. The torque transmission device recited in  claim 1  wherein said damper input element is coupled to the primary power take-off shaft, wherein the transmission input element and the damper output element are coupled to each other, and wherein said transmission output element is coupled to said drive train shaft, and wherein said transmission output element is coupled to the rotor device, and wherein said drive train shaft is supported in said primary power take-off shaft, and wherein the transmission actuation device is arranged in a region of the torque transmission device located opposite the primary power take-off shaft. 
     
     
       7. The torque transmission device as recited in  claim 1  wherein the damper input element is coupled to the primary power take-of shaft, wherein the transmission input element and the damper output element are coupled to each other, and wherein said damper output element is coupled to said drive train shaft, and wherein said transmission output element is coupled to said rotor device, and wherein said transmission output element is supported on a housing portion that is stationary relative to said rotor device, and wherein the transmission actuation device is arranged in a region of the torque transmission device located opposite the primary power take-off shaft. 
     
     
       8. The torque transmission device as recited in  claim 1  wherein the drive train shaft is a transmission input shaft. 
     
     
       9. The torque transmission device as recited in  claim 1  wherein the secondary driving engine is an electromechanical energy converter. 
     
     
       10. The torque transmission device as recited in  claim 1  wherein said rotor recess is arranged concentrically relative to said axis of rotation. 
     
     
       11. A drive train of a motor vehicle comprising:
 the torque transmission device as recited in  claim 1 ; 
 the primary driving engine having the primary power take-off shaft; 
 the secondary driving engine; and the drive train shaft.